OPC Studio User's Guide and Reference
DAQuality Class Members
Fields  Properties  Methods  Events


OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess Namespace : DAQuality Class

The following tables list the members exposed by DAQuality.

Public Constructors
 NameDescription
Public ConstructorDAQuality ConstructorOverloaded. Initializes a new instance of the DAQuality class.  
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Public Fields
 NameDescription
Public FieldDefaultInternalValueDefault (enumerated) internal value. Equals to zero.  
Public FieldDefaultNumericalValueDefault numerical internal value. Equals to zero.  
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Public Properties
 NameDescription
Public PropertyCarriesValueDetermines whether a valid data value is carried with this quality.  
Public Propertystatic (Shared in Visual Basic)DefaultDefault quality.  
Public PropertyInternalValueThe numerical (integer) value of the quality.  
Public PropertyIsBadDetermines whether the Quality (QualityChoice) is Bad.  
Public PropertyIsGoodDetermines whether the Quality (QualityChoice) is Good.  
Public PropertyIsUncertainDetermines whether the Quality (QualityChoice) is Uncertain.  
Public PropertyLimitBitFieldGets the Limit bit field.  
Public PropertyNumericalValueThe numerical (integer) value of the quality.  
Public PropertyQualityChoiceBitFieldGets the QualityChoice bit field.  
Public PropertyStandardNameA symbolic name of the current DAQuality if it has a standard name. Empty otherwise.  
Public PropertyStatusBitFieldGets the Status bit field (Quality and Substatus).  
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Public Methods
 NameDescription
Public MethodCloneOverridden.   
Public MethodEqualsOverloaded. Overridden. Determines whether the specified OpcLabs.BaseLib.Info is equal to the current object.  
Public Methodstatic (Shared in Visual Basic)FromDAQualitiesConverts an enumerated value to a DAQuality object.  
Public Methodstatic (Shared in Visual Basic)FromInt32Converts an integer to a quality.  
Public MethodGetHashCodeOverridden.   
Public MethodGetObjectDataOverridden.   
Public MethodGetSchema (Inherited from OpcLabs.BaseLib.Info)
Public MethodGetTypeGets the System.Type of the current instance. (Inherited from object)
Public MethodReadXml (Inherited from OpcLabs.BaseLib.Info)
Public MethodSetQualityAndSubStatusOverloaded. Modifies the QualityChoice and Substatus bit fields.  
Public Methodstatic (Shared in Visual Basic)ToDAQualitiesConverts DAQuality object to an enumerated value.  
Public Methodstatic (Shared in Visual Basic)ToInt32Converts the quality to an integer.  
Public MethodToStringOverloaded. Overridden. Returns a string describing the individual fields of the quality.  
Public MethodWriteXml (Inherited from OpcLabs.BaseLib.Info)
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Protected Methods
 NameDescription
Protected MethodFinalizeAllows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from object)
Protected MethodMemberwiseCloneCreates a shallow copy of the current System.Object. (Inherited from object)
Protected MethodReadXmlElementOverridden. Infrastructure.  
Protected MethodWriteXmlElementOverridden. Infrastructure.  
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Extension Methods
 NameDescription
Public Extension MethodSetState<TNode>Sets the arbitrary object associated with the node.
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Public Events
 NameDescription
Public EventPropertyChangedHandler for System.ComponentModel.INotifyPropertyChanged.PropertyChanged.  
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Public Operators
public Operator Equality Determines whether the two objects are equal.
public Operator Implicit Type Conversion Overloaded. Converts the quality to an integer.
public Operator Inequality Determines whether the two objects are not equal.
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See Also

Reference

DAQuality Class
OpcLabs.EasyOpc.DataAccess Namespace

 

 

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